turbo or intercooler

I have a Leon FR PD150, that is now blowing a fair chunk of black smoke if yo attempt to load the engine up. Fairly sure Turbo is spinning up, so that's good!! I have a damaged pipe, that i believe is the Intercooler - Turbo pipe, it's a black plastic moulded pipe, that comes from the bottom...

has an one had any experience of problems with intercooler pipe work? My 2.0TDI has a hissing air rushing sound from the bottom righthand side of the engine bay. It's difficult to hear but between 1500-2500rpm you can hear as the turbo boost rises and falls. started to open my window when...